How to build your own air quality meter with a Raspberry Pi and CO2 sensor

In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...
Liliputing

This Raspberry Pi 5 add-on gives you four more Ethernet ports

While the FPC connector on the Raspberry Pi 5 makes it possible to add hardware like PCIe NVMe adapters, a whole bunch of USB ...

Build a Fast Offline AI Assistant on a Raspberry Pi 5

Build a fast, private offline chatbot on Raspberry Pi 5 with the RLM AA50, 24 TOPS, and 8GB DDR4 to get instant voice replies ...
Liliputing

waveshare pcie to 4-ch ethernet board

The Raspberry Pi 5 is a credit card-sized computer that packs a lot of I/O features into a compact design, including four USB ports, two micro HDMI ports, and a single Gigabit Ethernet port. But if ...

DIY PC building is a no-fly zone in 2026. (Thanks, RAM.) Now what?

This newsletter is dedicated to the memory of Gordon Mah Ung, founder and host of The Full Nerd, and executive editor of ...